QUOTE=pete c;538281]Thanks for the education. I assumed we were discussing civics and you know what they say about assumptions.
I would still expect better mileage from even the Prelude and I still don't believe that bolting a turbo to it would give better MPG, all other things being equal.[/QUOTE]
And im not generally saying this (inconclusive testing) either.
Multiple things come into play... to list one I have no catalytic converter or mufflers, so free flowing exhaust may make it easier at my 3500 rpm cruising..where at 1800-2500 i might lose low end power due to too much free flow. (Please no one say backpressure)